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                        | Last Modified: 08-21-2023 | 6.11:8.1.0 | Doc ID: RM100000001BGR1 |  
                        | Model Year Start: 2019 | Model: Avalon HV | Prod Date Range: [04/2018 - 08/2021] |  
                        | Title: A25A-FXS (COOLING): THERMOSTAT: REMOVAL; 2019 - 2021 MY Avalon HV [04/2018 - 08/2021] |  REMOVALCAUTION / NOTICE / HINTNOTICE: This procedure includes the removal of small-head bolts. Refer to Small-Head Bolts of Basic Repair Hint to identify the small-head bolts. Click here
                        
                           
                              ![2019 - 2022 MY Avalon Avalon HV [04/2018 -        ]; INTRODUCTION: REPAIR INSTRUCTION: PRECAUTION](/t3Portal/stylegraphics/info.gif)  PROCEDURE1. DRAIN ENGINE COOLANT (for Engine) Click here
                        
                           
                              ![2019 - 2022 MY Avalon HV [04/2018 -        ]; MAINTENANCE: A25A-FXS COOLANT (for Engine): REPLACEMENT+](/t3Portal/stylegraphics/info.gif)  2. DISCONNECT NO. 2 RADIATOR HOSE Click here
                        
                           
                              ![2019 - 2021 MY Avalon HV [04/2018 - 08/2021]; A25A-FXS (ENGINE MECHANICAL): ENGINE ASSEMBLY: REMOVAL+](/t3Portal/stylegraphics/info.gif)  3. REMOVE WATER INLET WITH THERMOSTAT SUB-ASSEMBLY 
                     
                        
                           | (a) Disconnect the water inlet with thermostat sub-assembly connector. |  |  
                     
                        
                           | (b) Slide the clip and disconnect the No. 7 water by-pass hose from the water inlet with thermostat sub-assembly. 
                                 NOTICE: 
                                    
Do not apply force to the water inlet with thermostat sub-assembly when disconnecting the No. 7 water by-pass hose.
Do not damage the water inlet with thermostat sub-assembly.
 HINT: When disconnecting the No. 7 water by-pass hose, slide the clip, rotate the hose and pull it straight off the pipe. |  |  
                     
                        
                           | (c) Using an 8 mm socket wrench, remove the 2 bolts and water inlet with thermostat sub-assembly. |  |  
                     
                        
                           | (d) Remove the gasket from the water inlet with thermostat sub-assembly. |  |  |